Problem Display
PID: 208434 (8/8/3p4/3k1K2/Q2N4/8/5P2/8 w - - 0 1)

Horne, William

New York Clipper, 1860

8/8/3p4/3k1K2/Q2N4/8/5P2/8

#5

4 + 2


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sc6!
      • 1...Kc5
        • 2.Ke6
          • threat
            • 3.Kd7
              • threat
                • 4.Qb4+
                  • 4...Kd5
                    • 5.Qd4#
                • 4.Qb3
                  • 4...d5
                    • 5.Qb4#
              • 3...Kb6
                • 4.Qa5+
                  • 4...Kb7
                    • 5.Qa7#
          • 2...Kb6
            • 3.Kxd6
              • 3...Kb7
                • 4.Qb5+
                  • 4...Ka8
                    • 5.Qa6#
                    • 5.Qb8#
                  • 4...Kc8
                    • 5.Qa6#
                    • 5.Qb8#
                • 4.Qa7+
                  • 4...Kc8
                    • 5.Qb8#
                    • 5.Qa6#
                    • 5.Qc7#
                    • 5.Qd7#
                    • 5.Qa8#
                • 4.Qa5
                  • 4...Kc8
                    • 5.Qc7#
                    • 5.Qa6#
                    • 5.Qa8#
            • 3.Kd7
              • threat
                • 4.Qa5+
                  • 4...Kb7
                    • 5.Qa7#
              • 3...Kc5
                • 4.Qb4+
                  • 4...Kd5
                    • 5.Qd4#
                • 4.Qb3
                  • 4...d5
                    • 5.Qb4#
          • 2...d5
            • 3.Kd7
              • threat
                • 4.Qb4#
              • 3...Kb6
                • 4.Qa5+
                  • 4...Kb7
                    • 5.Qa7#
              • 3...d4
                • 4.Qb4+
                  • 4...Kd5
                    • 5.Qxd4#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).